Question: Who was the chairperson of the University of Tokio on March 1st, 2015?
Paraphrase: On March 1st, 2015, who was the chairperson of the University of Tokio?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q7842 p:P488 ?s . ?s ps:P488 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'2015')) }